package com.kqq.seckill.utils;

import org.apache.commons.codec.digest.DigestUtils;
import org.springframework.stereotype.Component;

public class MD5Util {

    public static String md5(String str){
        return DigestUtils.md5Hex(str);
    }
    private static final String salt="1a2b3c4d";

    public static String inputPAssToFromPass(String inputPass){
        String str = "" + salt.charAt(0)+salt.charAt(2)+inputPass+salt.charAt(5)+salt.charAt(4);
        return md5(str);
    }

    public static String formPassToDBPass(String formPass,String salt){
        String str = "" + salt.charAt(0)+salt.charAt(2)+formPass+salt.charAt(5)+salt.charAt(4);
        return md5(str);
    }

    public static String inputPassToDBPass(String inputPass,String salt){
        String fromPass = inputPAssToFromPass(inputPass);
        String dbPass = formPassToDBPass(fromPass,salt);
        return dbPass;
    }

    public static void main(String[] args) {
        //d3b1294a61a07da9b49b6e22b2cbd7f9
        System.out.println(inputPAssToFromPass("123456"));
        System.out.println(formPassToDBPass("d3b1294a61a07da9b49b6e22b2cbd7f9",salt));
        System.out.println(inputPassToDBPass("123456",salt));
    }


}
